From: Energetic and biochemical valorization of cork boiling wastewater by anaerobic digestion
Phenolic compound (μg mL-1) | CBW | AD0 | AD3 | AD6 |
---|---|---|---|---|
Gallic acid | 19.50 ± 3.71 | 4.17 ± 0.26 | 15.47 ± 4.08 | 22.43 ± 3.97 |
Protocatechuic acid | 8.50 ± 1.02 | 0.64 ± 0.09 | 5.07 ± 1.59 | 9.82 ± 1.33 |
Caffeic acid | 2.14 ± 0.15 | 0.59 ± 0.44 | 1.15 ± 0.21 | 1.77 ± 0.36 |
Vanillic acid | 2.00 ± 0.19 | tr | 1.15 ± 0.37 | 1.91 ± 0.36 |
Syringic acid | tr | nd | tr | 1.10 ± 0.99 |
Ellagic acid | 96.50 ± 11.50 | 2.49 ± 0.39 | 22.3 ± 3.48 | 41.80 ± 8.49 |
p-Coumaric acid | 4.10 ± 0.26 | 1.10 ± 0.18 | 1.77 ± 0.28 | 2.47 ± 0.40 |
Ferulic acid | 6.50 ± 0.78 | 1.02 ± 0.08 | 1.55 ± 0.37 | 5.60 ± 0.98 |
o-Coumaric acid | 3.80 ± 0.29 | tr | 1.17 ± 0.32 | 4.51 ± 0.33 |
trans-Cinnamic acid | 3.70 ± 0.37 | 2.16 ± 0.26 | 2.10 ± 0.29 | 3.13 ± 0.63 |